. >>> the 49ers are gearing up for the showdown against seattle sunday night. much has been made over the years about harbaugh's rivalry with the seahawks coach pete carroll that dates back to their days at stanford and usc. >> certain characteristics... [ inaudible ] >> i don't remember getting any cards from him. [ laughter ] >> at the holidays. [ inaudible ] 855 battery... >> he needs his own prime time show. carroll's hallmark card was lost in the mail but for us it showed up here at 855 battery. >>> harbaugh's mailbox is probably always full of cards from david shaw who took over the stanford program from harbaugh a couple of years ago. today shaw signed a long-term deal with stanford. he guided the cardinals to back- to-back bcs games and will play in the rose bowl on new year's eve. terms of the extension weren't announced but shaw hinted he is here to stay. >> it goes for a while, which is good. [ inaudible ] >> i hope so. >> is a roman numeral v? >> put it this way. i want to be coaching here until my kids graduate from here. and i have a 2-year-old. [